sun

For centuries, inventors and entrepreneurs marveled at the idea of harnessing sunlight for the betterment of humanity. “So long as the sun shines, man will be able to develop power in abundance,” Thomas Edison.The main reason for the solar boom is the rapidly falling cost of photovoltaic cells – the industry saw a price drop…

Top nine worst things that could happen to the world. A meteor could strike the globe like a million hydrogen bombs. Political instability might lead to nuclear holocaust. An animal-to-human supervirus might rip pandemically across continents. Everyone knows that in a few billion years the Sun will become a red giant and swallow the Earth,…

Space is so unfathomably large and so unbelievably weird, that it can sometimes be difficult to convey basic facts. The sheer vastness of it, along with the trillions upon trillions of objects in the many billion galaxies of the universe is almost incomprehensible to the human brain. Here are 9 facts that may bewilder and…

This is an article for those who are concerned about their health. Sunlight contains ultraviolet (UV) radiation, which causes premature aging of the skin, wrinkles, cataracts, and skin cancer. The amount of damage from UV exposure depends on the strength of the light, the length of exposure, and whether the skin is protected. There are…